Mitsubishi Evolution Evo 4-9 4G63 Low Mount V-Band (Reverse Rotation) Thermal Management - BlanketEvo 4 9 low mount V Band reverse rotation Thermal Management. This will help reduce under bonnet temps and help save sensors from being cooked over time. Installation Notes Once thermal blanket has been used, it will become rigid due to the glass fibers and are not designed to be removed and reinstalled multiple times. Thermal blankets are constructed with fire retardant material. However, if the fabric is contaminated with a flammable liquid such as